CN209859932U - Auxiliary conveying device for lead frame - Google Patents
Auxiliary conveying device for lead frame Download PDFInfo
- Publication number
- CN209859932U CN209859932U CN201920951339.8U CN201920951339U CN209859932U CN 209859932 U CN209859932 U CN 209859932U CN 201920951339 U CN201920951339 U CN 201920951339U CN 209859932 U CN209859932 U CN 209859932U
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- horizontal roller
- conveying
- roller shaft
- guide
- gear
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- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 4
- 238000005530 etching Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- Rollers For Roller Conveyors For Transfer (AREA)
Abstract
The utility model relates to a lead frame production technical field discloses a supplementary conveyer of lead frame, including conveying the platform, one side interval of conveying the platform is equipped with the horizontal roller of a plurality of directions, one side that conveying the platform was kept away from to the horizontal roller of direction is equipped with spacing horizontal roller relatively, the horizontal roller of direction is connected through the first telescopic machanism that is in tensile state with spacing horizontal roller, all be equipped with between the adjacent horizontal roller of direction and lead and defend fixture, it includes and presss from both sides the wheel along the direction of the horizontal roller axis direction relative setting in conveying platform both sides to lead and defend fixture, the direction is pressed from both sides the wheel and is passed through the connecting rod with conveying the platform and is connected, the connecting rod presss from both sides the wheel through the second telescopic machanism that is in compression. The utility model discloses an in the technology production of having solved current lead frame, the conveyer structure of lead frame is too simple, only relies on horizontal roller to realize horizontal conveying, leads to the unstable problem of work piece conveying.
Description
Technical Field
The utility model relates to a lead frame production technical field, in particular to supplementary conveyer of lead frame.
Background
The lead frame is used as a chip carrier of an integrated circuit, is a key structural member for realizing the electrical connection between a leading-out end of an internal circuit of a chip and an external lead by means of bonding materials (gold wires, aluminum wires and copper wires) to form an electrical circuit, plays a role of a bridge connected with an external lead, needs to be used in most semiconductor integrated blocks and is an important basic material in the electronic information industry.
In the process production of lead frames, the lead frames are generally formed by two modes of stamping and etching, in a stamping and etching process line, a conveying device is used for realizing the conveying function of workpieces (lead frame raw materials, lead frame semi-finished products and lead frame finished products) among different processes in the stamping or etching process production line, but the conveying device of the existing lead frames is too simple in structure, only a horizontal roller is used for realizing transverse conveying, and the problem of unstable workpiece conveying exists. Therefore, it is desirable to design a transmission device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on above problem, the utility model provides a supplementary conveyer of lead frame has solved current lead frame's technology production, and the conveyer structure of lead frame is too simple, only relies on horizontal roller to realize horizontal conveying, leads to the unstable problem of work piece conveying.
For solving the above technical problem, the utility model discloses a technical scheme as follows:
the utility model provides an auxiliary transmission device of lead frame, including the conveying platform, one side interval of conveying platform is equipped with the horizontal roller of a plurality of direction, the horizontal roller of direction is kept away from one side of conveying platform and is equipped with spacing horizontal roller relatively, the horizontal roller of direction is connected through the first telescopic machanism that is in tensile state with spacing horizontal roller, all be equipped with between the adjacent horizontal roller of direction and lead and defend fixture, it includes along the relative direction clamp wheel that sets up in conveying platform both sides of the horizontal roller axis direction of direction to lead to defend fixture, and the guide slot that leads the clamp wheel sets up relatively, the direction clamp wheel passes through the connecting rod with the conveying platform and is connected, the connecting rod presss from both sides the wheel through the second telescopic machanism that is in compression state along.
The utility model discloses a principle and effect: when a workpiece enters between the guide horizontal roller shaft and the limit horizontal roller shaft, the workpiece extrudes the limit horizontal roller shaft, the limit horizontal roller shaft moves towards one side far away from the guide horizontal roller shaft through the adjustment of the first telescopic mechanism, the distance between the limit horizontal roller shaft and the guide horizontal roller shaft is equal to the thickness of the workpiece, the sliding of the workpiece in the longitudinal direction is avoided due to the design of the opposite guide horizontal roller shaft and the limit horizontal roller shaft, the limit horizontal roller shaft is forced to extrude the workpiece because the first telescopic mechanism is in a stretching state, the stability of clamping the workpiece between the guide horizontal roller shaft and the limit horizontal roller shaft is increased, when the workpiece enters between the two guide clamping wheels, the workpiece extrudes the two guide clamping wheels, the side of the two guide clamping wheels which are deviated from each other is forced to move under the adjustment of the second telescopic mechanism, the guide grooves of the two guide clamping wheels are enabled to clamp the workpiece, and the design of the two, the sliding of the workpiece along the axial direction of the guide horizontal type roll shaft is avoided, the stability of the workpiece is improved, and the second telescopic mechanism is in a compressed state, so that the two guide clamping wheels are forced to apply opposite acting force to the workpiece, and the stability of the workpiece between the two guide clamping wheels is improved. The utility model discloses an in the technology production of having solved current lead frame, the conveyer structure of lead frame is too simple, only relies on horizontal roller to realize horizontal conveying, leads to the unstable problem of work piece conveying.
As a preferred mode, one side of the conveying table, which is far away from the guide horizontal roller shaft, is provided with four supporting rods which are distributed in a rectangular shape.
As a preferred mode, one side of the conveying platform is provided with a fixed seat oppositely, two ends of the guide horizontal roller shaft are rotatably connected with the two fixed seats, and the guide horizontal roller shafts on two sides of the conveying platform are both connected with a power mechanism.
As a preferred mode, the power mechanism comprises a motor and a first gear in the fixed seat, the first gear is connected with one end of the guide horizontal roller shaft, the motor is connected with a second gear, and the second gear is in transmission connection with the second gear through a third gear.
As an optimal mode, first telescopic machanism is including setting up the lifter plate at spacing horizontal roller upside, and the lifter plate rotates with spacing horizontal roller to be connected, conveys the bench and is equipped with four telescopic links that are the rectangle and distributes, and four telescopic links two liang distribute in the both sides of the horizontal roller of direction, and the lifter plate is run through to the one end that the conveying platform was kept away from to the telescopic link, and the cover is equipped with the first spring that is in tensile state on the telescopic link between lifter plate and the conveying platform.
As a preferred mode, the connecting rod includes a connecting portion on the upper side of the conveying table, a screw portion on the lower side of the connecting portion, the screw portion is rotatably connected with the opposite side of the connecting portion, one end of the screw portion, which is far away from the connecting portion, penetrates through the conveying table, the screw portion is in threaded fit with the conveying table, and a nut is sleeved on the screw portion penetrating out of the conveying table.
As a preferred mode, the second telescopic mechanism comprises a T-shaped rod penetrating through the connecting part, one end, far away from the transverse part, of the longitudinal part of the T-shaped rod is connected with a concave part, a guide clamping wheel is connected in the concave part in a rotating mode, and a second spring in a compressed mode is sleeved on the T-shaped rod between the concave part and the connecting part.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model discloses an in the technology production of having solved current lead frame, the conveyer structure of lead frame is too simple, only relies on horizontal roller to realize horizontal conveying, leads to the unstable problem of work piece conveying.
(2) The utility model discloses a conveying platform is kept away from one side of direction horizontal roller and is equipped with four bracing pieces, and four bracing pieces are the rectangle and distribute. The design of four bracing pieces makes utility model whole can stably place subaerial, has increased the utility model discloses stability during the installation.
(3) The utility model discloses a one side of conveying platform is equipped with the fixing base relatively, and the both ends and the two fixing bases of direction horizontal roller rotate to be connected, and the direction horizontal roller of conveying platform both sides all is connected with power unit. The design of fixing base can link together conveying platform and the horizontal roller of direction steadily, sets up power unit and drives the horizontal roller rotation of direction, makes the work piece can be stable, quick transmission on the horizontal roller of direction, has increased the utility model discloses driven initiative.
(4) The utility model discloses a power unit includes the motor, still includes the first gear in the fixing base, and the one end of first gear and direction horizontal roller is connected, and the motor is connected with the second gear, and the second gear passes through third gear drive with the second gear and is connected. The motor drives the second gear to rotate, the second gear drives the third gear to rotate, the third gear drives the first gear to rotate, the first gear drives the horizontal roller shaft of direction to rotate, on the one hand, through the first gear, the second gear, the multistage transmission of third gear, can increase the distance between the horizontal roller shaft of direction and the motor, make the motor setting in conveying the platform, on the other hand, through the first gear, the second gear, the multistage transmission of third gear, when avoiding motor and direction roller shaft direct linking to each other, the more violent problem of transmission process.
(5) The utility model discloses a first telescopic machanism is including setting up the lifter plate at spacing horizontal roller upside, and the lifter plate rotates with spacing horizontal roller to be connected, conveys the bench and is equipped with four telescopic links that are the rectangle and distributes, and two liang of distributions of four telescopic links are in the both sides of direction horizontal roller, and the one end that conveying platform was kept away from to the telescopic link runs through the lifter plate, and the cover is equipped with the first spring that is in tensile state on the telescopic link between lifter plate and the conveying platform. When a workpiece enters between the guide horizontal roller shaft and the limiting horizontal roller shaft, the workpiece extrudes the limiting horizontal roller shaft, the limiting horizontal roller shaft extrudes the lifting plate, the lifting plate pulls the first spring to change in shape, and the first spring applies a force towards the guide horizontal roller shaft to the lifting plate, the lifting plate transmits the force to the limiting horizontal roller shaft, so that the limiting horizontal guide rail is forced to extrude the workpiece, and the dual purposes of conveying and clamping the workpiece are achieved.
(6) The utility model discloses a connecting rod includes the connecting portion of conveying bench side, the screw rod portion of connecting portion downside, and the screw rod portion is rotated with the opposite side of connecting portion and is connected, and the one end that connecting portion were kept away from to the screw rod portion runs through the conveying platform, and screw rod portion and conveying platform screw-thread fit, and the cover is equipped with the nut in the screw rod portion of wearing out the conveying platform. The relative rotation of connecting portion and screw rod portion is convenient for realize screw thread lift of screw rod portion on the conveying platform, reaches the altitude mixture control of connecting rod.
(7) The utility model discloses a second telescopic machanism is including the T shape pole of through connection portion, and the one end that its horizontal portion was kept away from to the vertical portion of T shape pole is connected with the concave part, and the concave part internal rotation is connected with the direction and presss from both sides the wheel, and the cover is equipped with the second spring that is in the compression form on the T shape pole between concave part and the connecting portion. When a workpiece enters between the two guide clamping wheels, the workpiece extrudes the two guide clamping wheels, the guide clamping wheels force the second spring to deform, and the second spring applies a force towards the workpiece to the guide clamping wheels to force the two guide clamping wheels to clamp the workpiece because the second spring needs to restore the deformation, so that the dual purposes of conveying and clamping the workpiece are achieved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the guide clamping mechanism of FIG. 1;
FIG. 3 is a side view of FIG. 1;
the labels in the figure are: the device comprises a conveying table 1, a guide horizontal roller shaft 2, a limit horizontal roller shaft 3, a lifting plate 4, a telescopic rod 5, a first spring 6, a fixed seat 7, a first gear 8, a third gear 9, a second gear 10, a motor 11, a support rod 12, a connecting rod 13, a connecting part 1301, a screw rod 1302, a second spring 14, a guide clamping wheel 15, a concave part 16 and a T-shaped rod 17.
Detailed Description
The present invention will be further described with reference to the accompanying drawings. Embodiments of the present invention include, but are not limited to, the following examples.
Example 1:
the utility model provides an auxiliary conveyer of lead frame, including conveying platform 1, one side interval of conveying platform 1 is equipped with a plurality of horizontal roller shafts 2 of direction, one side that conveying platform 1 was kept away from to the horizontal roller shaft 2 of direction is equipped with spacing horizontal roller shaft 3 relatively, horizontal roller shaft 2 of direction is connected through the first telescopic machanism that is in tensile state with spacing horizontal roller shaft 3, all be equipped with between the adjacent horizontal roller shaft 2 of direction and lead and defend fixture, it includes along the horizontal roller shaft 2 axis direction of direction relative setting at the guide of conveying platform 1 both sides to lead and defend fixture 15, and the guide slot of guide clamp wheel 15 sets up relatively, guide clamp wheel 15 passes through connecting rod 13 with conveying platform 1 and is connected, connecting rod 13 presss from both sides wheel 15 through the second telescopic machanism that is in compression state along the horizontal roller shaft 2 axis direction telescopic.
The utility model discloses a principle and effect: when a workpiece enters between the guide horizontal roller shaft 2 and the limit horizontal roller shaft 3, the workpiece extrudes the limit horizontal roller shaft 3, the limit horizontal roller shaft 3 moves towards one side far away from the guide horizontal roller shaft 2 through the adjustment of the first telescopic mechanism, the distance between the limit horizontal roller shaft 3 and the guide horizontal roller shaft 2 is equal to the thickness of the workpiece, the sliding of the workpiece in the longitudinal direction is avoided through the design of the opposite guide horizontal roller shaft 2 and the limit horizontal roller shaft 3, the limit horizontal roller shaft 3 is forced to extrude the workpiece due to the stretching state of the first telescopic mechanism, the stability of clamping the workpiece between the guide horizontal roller shaft 2 and the limit horizontal roller shaft 3 is increased, when the workpiece enters between the two guide clamping wheels 15, the workpiece extrudes the two guide clamping wheels 15, the two guide clamping wheels 15 are forced to move beyond the side away from each other under the adjustment of the second telescopic mechanism, and the guide grooves of the two guide clamping wheels 15 are used for clamping the workpiece, the two guide clamping wheels 15 are designed to avoid the sliding of the workpiece along the axial direction of the guide horizontal roller shaft 2, so that the stability of the workpiece is improved, and the stability of the workpiece between the two guide clamping wheels 15 is improved because the second telescopic mechanism is in a compressed state to force the two guide clamping wheels 15 to apply opposite acting forces to the workpiece. The utility model discloses an in the technology production of having solved current lead frame, the conveyer structure of lead frame is too simple, only relies on horizontal roller to realize horizontal conveying, leads to the unstable problem of work piece conveying.
Example 2:
the embodiment is further optimized on the basis of the embodiment 1, and specifically comprises the following steps:
one side of the conveying table 1, which is far away from the guide horizontal roller shaft 2, is provided with four support rods 12, and the four support rods 12 are distributed in a rectangular shape. The design of four bracing pieces 12 makes utility model whole can stably place subaerial, has increased the utility model discloses stability during the installation.
As a preferable mode, one side of the conveying platform 1 is relatively provided with a fixed seat 7, two ends of the guiding horizontal roller shaft 2 are rotatably connected with the two fixed seats 7, and the guiding horizontal roller shafts 2 on two sides of the conveying platform 1 are both connected with a power mechanism. Fixing base 7's design can be in the same place conveying platform 1 and the horizontal roller 2 of direction steadily links together, sets up power unit and drives the horizontal roller 2 of direction and rotate, makes the work piece can be stable, quick transmission on the horizontal roller 2 of direction, has increased the utility model discloses driven initiative.
As a preferable mode, the power mechanism comprises a motor 11 and further comprises a first gear 8 in the fixed seat 7, the first gear 8 is connected with one end of the guide horizontal roller shaft 2, the motor 11 is connected with a second gear 10, and the second gear 10 is in transmission connection with the second gear 10 through a third gear 9. Motor 11 drives second gear 10 and rotates, second gear 10 drives third gear 9 and rotates, third gear 9 drives first gear 8 and rotates, first gear 8 drives horizontal roller of direction 2 and rotates, on the one hand, through first gear 8, second gear 10, the multistage transmission of third gear 9, can increase the distance between horizontal roller of direction 2 and motor 11, make motor 11 set up in conveying platform 1, on the other hand passes through first gear 8, second gear 10, the multistage transmission of third gear 9, when avoiding motor 11 and the direct continuous of direction roller, the more violent problem of transmission process.
The other parts of this embodiment are the same as embodiment 1, and are not described herein again.
Example 3:
the embodiment is further optimized on the basis of the embodiment 1, and specifically comprises the following steps:
first telescopic machanism is including setting up lifter plate 4 at 3 upsides of spacing horizontal roller, and lifter plate 4 rotates with spacing horizontal roller 3 to be connected, is equipped with four telescopic links 5 that are the rectangle and distribute on conveying platform 1, and two liang of distributions of four telescopic links are in the both sides of direction horizontal roller 2, and the one end that conveying platform 1 was kept away from to telescopic link 5 runs through lifter plate 4, and the cover is equipped with the first spring 6 that is in tensile state on the telescopic link 5 between lifter plate 4 and the conveying platform 1. When a workpiece enters between the guide horizontal roller shaft 2 and the limit horizontal roller shaft 3, the workpiece extrudes the limit horizontal roller shaft 3, the limit horizontal roller shaft 3 extrudes the lifting plate 4, the lifting plate 4 pulls the first spring 6 to change in shape, and because the first spring 6 needs to be restored to change in shape, the first spring 6 applies a force towards the guide horizontal roller shaft 2 to the lifting plate 4, the lifting plate 4 transmits the force to the limit horizontal roller shaft 3 to force the limit horizontal guide rail to extrude the workpiece, so that the dual purposes of workpiece conveying and clamping are achieved, and the process has the characteristics of high automation degree and high repeated utilization rate.
Preferably, the connecting rod 13 includes a connecting portion 1301 on the upper side of the conveying table 1, a screw portion 1302 on the lower side of the connecting portion 1301, the screw portion 1302 is rotatably connected to the opposite side of the connecting portion 1301, one end of the screw portion 1302, which is far away from the connecting portion 1301, penetrates through the conveying table 1, the screw portion 1302 is in threaded fit with the conveying table 1, and a nut is sleeved on the screw portion 1302 penetrating through the conveying table 1. The relative rotation of the connecting part 1301 and the screw part 1302 facilitates the threaded lifting of the screw part 1302 on the conveying table 1, so as to achieve the height adjustment of the connecting rod 13.
Preferably, the second telescopic mechanism comprises a T-shaped rod 17 penetrating through the connecting part 1301, a concave part 16 is connected to one end of the longitudinal part of the T-shaped rod 17 away from the transverse part of the T-shaped rod, a guide clamping wheel 15 is rotatably connected to the concave part 16, and a second spring 14 in a compressed state is sleeved on the T-shaped rod 17 between the concave part 16 and the connecting part 1301. When a workpiece enters between the two guide clamping wheels 15, the workpiece extrudes the two guide clamping wheels 15, the guide clamping wheels 15 force the second springs 14 to deform, and because the second springs 14 need to restore the deformation, the second springs 14 apply a force to the guide clamping wheels 15 towards the workpiece, so that the two guide clamping wheels 15 are forced to clamp the workpiece, and the dual purposes of conveying and clamping the workpiece are achieved.
The other parts of this embodiment are the same as embodiment 1, and are not described herein again.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the patent protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and the drawings of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an auxiliary conveying device of lead frame, includes conveying platform (1), its characterized in that, one side interval of conveying platform (1) is equipped with a plurality of horizontal roller shafts of direction (2), one side that conveying platform (1) was kept away from in horizontal roller shaft of direction (2) is equipped with spacing horizontal roller shaft (3) relatively, horizontal roller shaft of direction (2) is connected through the first telescopic machanism that is in tensile state with spacing horizontal roller shaft (3), and is adjacent all be equipped with guide fixture between horizontal roller shaft of direction (2), guide fixture includes along the relative guide clamp wheel (15) that sets up in conveying platform (1) both sides of horizontal roller shaft of direction (2) axis direction, and the guide slot of guide clamp wheel (15) sets up relatively, guide clamp wheel (15) are connected through connecting rod (13) with conveying platform (1), connecting rod (13) and guide clamp wheel (15) are through the second telescopic machanism that is in compression state along horizontal roller shaft of direction (2) axis side of direction And is connected in a telescopic way.
2. Auxiliary conveyor for lead frames according to claim 1, characterized in that four support bars (12) are provided on the side of the conveyor table (1) remote from the guided horizontal roller (2), and the four support bars (12) are arranged in a rectangular pattern.
3. The auxiliary conveying device for the lead frames according to claim 1 is characterized in that one side of the conveying table (1) is oppositely provided with a fixed seat (7), two ends of the guiding horizontal roller shaft (2) are rotatably connected with the two fixed seats (7), and the guiding horizontal roller shafts (2) on two sides of the conveying table (1) are connected with power mechanisms.
4. The auxiliary conveying device for the lead frames according to claim 3, characterized in that the power mechanism comprises a motor (11) and further comprises a first gear (8) in the fixed seat (7), the first gear (8) is connected with one end of the guide horizontal roller shaft (2), the motor (11) is connected with a second gear (10), and the second gear (10) is in transmission connection with the second gear (10) through a third gear (9).
5. The auxiliary conveying device for the lead frames according to claim 1, characterized in that the first telescopic mechanism comprises a lifting plate (4) arranged on the upper side of the limiting horizontal roller shaft (3), the lifting plate (4) is rotatably connected with the limiting horizontal roller shaft (3), four telescopic rods (5) distributed in a rectangular shape are arranged on the conveying table (1), the four telescopic rods (5) are distributed on two sides of the guiding horizontal roller shaft (2), one ends of the telescopic rods (5) far away from the conveying table (1) penetrate through the lifting plate (4), and first springs (6) in a stretching state are sleeved on the telescopic rods (5) between the lifting plate (4) and the conveying table (1).
6. The auxiliary conveying device for the lead frames is characterized in that the connecting rod (13) comprises a connecting part (1301) arranged on the upper side of the conveying table (1), a screw part (1302) arranged on the lower side of the connecting part (1301), the screw part (1302) is rotatably connected with the opposite side of the connecting part (1301), one end, far away from the connecting part (1301), of the screw part (1302) penetrates through the conveying table (1), the screw part (1302) is in threaded fit with the conveying table (1), and a nut is sleeved on the screw part (1302) penetrating out of the conveying table (1).
7. Auxiliary conveyor for lead frames according to claim 1, characterized in that the second telescoping mechanism comprises a T-shaped bar (17) extending through the connecting part (1301), and a concave part (16) is connected to one end of the longitudinal part of the T-shaped bar (17) away from the transverse part of the T-shaped bar, a guide clamping wheel (15) is rotatably connected to the concave part (16), and a second spring (14) in a compressed state is sleeved on the T-shaped bar (17) between the concave part (16) and the connecting part (1301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920951339.8U CN209859932U (en) | 2019-06-24 | 2019-06-24 | Auxiliary conveying device for lead frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920951339.8U CN209859932U (en) | 2019-06-24 | 2019-06-24 | Auxiliary conveying device for lead frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209859932U true CN209859932U (en) | 2019-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920951339.8U Expired - Fee Related CN209859932U (en) | 2019-06-24 | 2019-06-24 | Auxiliary conveying device for lead frame |
Country Status (1)
| Country | Link |
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| CN (1) | CN209859932U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366164A (en) * | 2021-01-13 | 2021-02-12 | 四川富美达微电子有限公司 | Lead frame levelling collimation loading attachment |
-
2019
- 2019-06-24 CN CN201920951339.8U patent/CN209859932U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366164A (en) * | 2021-01-13 | 2021-02-12 | 四川富美达微电子有限公司 | Lead frame levelling collimation loading attachment |
| CN112366164B (en) * | 2021-01-13 | 2021-03-23 | 四川富美达微电子有限公司 | Lead frame levelling collimation loading attachment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |